*,
*::before,
*::after { box-sizing: border-box; }

:root {
  --ink: #17202a;
  --muted: #5d6a75;
  --soft: #f5f7fa;
  --line: #dfe5ea;
  --brand: #1f6feb;
  --brand-dark: #174ea6;
  --accent: #b7791f;
  --footer: #111827;
  --max: 1160px;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  line-height: 1.8;
  background: #fff;
}

a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0; line-height: 1.32; }
p { margin: 0; }

.section-inner { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(840px, calc(100% - 40px)); }
.lead { max-width: 860px; color: var(--muted); font-size: 1.05rem; }
.eyebrow { margin-bottom: 10px; color: var(--accent); font-size: .82rem; font-weight: 700; letter-spacing: 0; text-transform: uppercase; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.97);
}
.header-inner {
  width: min(var(--max), calc(100% - 32px));
  height: 64px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand { color: var(--ink); font-weight: 800; font-size: 1.18rem; white-space: nowrap; }
.header-call { display: none; }
.main-nav { display: flex; gap: 20px; flex: 1; }
.main-nav a { color: var(--muted); font-size: .94rem; }
.main-nav a[aria-current="page"] { color: var(--brand); font-weight: 700; }
.menu-button { display: none; border: 1px solid var(--line); background: #fff; border-radius: 6px; padding: 6px 10px; }

.page-home {
  background: #07111b;
}

.page-home .site-header {
  position: fixed;
  inset: 18px 0 auto;
  border-bottom: 0;
  background: transparent;
}

.page-home .header-inner {
  width: min(1020px, calc(100% - 40px));
  height: 68px;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 14px;
  background: rgba(3,8,14,.78);
  box-shadow: 0 24px 80px rgba(0,0,0,.28);
  backdrop-filter: blur(12px);
}

.page-home .brand {
  color: #fff;
}

.page-home .main-nav {
  flex: initial;
}

.page-home .main-nav a {
  color: rgba(255,255,255,.86);
  font-weight: 600;
}

.page-home .main-nav a:hover,
.page-home .main-nav a[aria-current="page"] {
  color: #fff;
}

.home-hero {
  position: relative;
  min-height: 94svh;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: #fff;
  background: #07111b;
}

.home-hero-video,
.home-hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.home-hero-video {
  object-fit: cover;
  opacity: .72;
}

.home-hero-shade {
  background: linear-gradient(90deg, rgba(5,10,18,.88) 0%, rgba(7,13,22,.62) 48%, rgba(7,13,22,.4) 100%);
}

.home-hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 40px));
  padding: 132px 0 80px;
}

.home-eyebrow,
.home-kicker {
  margin-bottom: 14px;
  color: #9b5b00;
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.home-hero h1 {
  max-width: 930px;
  font-size: clamp(2.35rem, 6vw, 5rem);
  line-height: 1.08;
  font-weight: 760;
}

.home-hero .home-eyebrow,
.home-hero .home-kicker,
.creative-panel .home-kicker,
.equipment-system .home-kicker,
.contact-panel .home-kicker {
  color: #f0bf81;
}

.home-hero h1 span {
  color: rgba(255,255,255,.78);
}

.home-hero-copy {
  max-width: 760px;
  margin-top: 22px;
  color: rgba(255,255,255,.84);
  font-size: clamp(1rem, 1.8vw, 1.25rem);
  line-height: 1.85;
}

.home-actions,
.home-service-pills,
.home-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.home-actions {
  margin-top: 30px;
}

.home-btn {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  padding: 10px 22px;
  font-weight: 700;
}

.home-btn.primary,
.home-btn.dark {
  color: #111a24;
  background: #fff;
}

.home-btn.dark {
  color: #fff;
  background: #172638;
}

.home-btn.ghost {
  color: #fff;
  border: 1px solid rgba(255,255,255,.28);
  background: rgba(255,255,255,.06);
}

.home-btn.light-btn {
  background: #fff;
}

.home-service-pills {
  margin-top: 26px;
}

.home-service-pills span {
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  padding: 8px 14px;
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.08);
}

.home-service-pills.light span {
  color: #334254;
  border-color: #cfd8e1;
  background: #eef3f7;
}

.home-stats {
  max-width: 620px;
  margin-top: 28px;
}

.home-stats div {
  min-width: 150px;
  border-right: 1px solid rgba(255,255,255,.18);
  padding-right: 22px;
}

.home-stats strong,
.home-stats span {
  display: block;
}

.home-stats strong {
  font-size: 1.5rem;
}

.home-stats span {
  color: rgba(255,255,255,.7);
  font-size: .92rem;
}

.scroll-cue {
  position: absolute;
  z-index: 2;
  left: 50%;
  bottom: 36px;
  transform: translateX(-50%);
  display: grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 50%;
  color: #fff;
  background: rgba(0,0,0,.25);
}

.home-section {
  padding: 76px 0;
}

.home-container {
  width: min(1240px, calc(100% - 48px));
  margin: 0 auto;
}

.intro-section,
.equipment-section,
.faq-section {
  background: #edf2f6;
}

.project-guide {
  color: #18222f;
  background: #f5f7f9;
}

.professional-section,
.methods-section {
  color: #fff;
  background: #111c28;
}

.cases-home-section {
  color: #18222f;
  background: #dfe6eb;
}

.contact-home-section {
  color: #fff;
  background: #0d1621;
}

.home-section-head {
  max-width: 860px;
  margin-bottom: 34px;
}

.home-section-head.horizontal,
.home-split {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 44px;
  align-items: end;
}

.home-section-head.compact {
  margin-bottom: 24px;
}

.home-section h2 {
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 1.18;
}

.home-section h3 {
  font-size: 1.25rem;
}

.home-section-head p,
.long-copy,
.home-feature-grid p,
.creative-panel-copy p,
.equipment-section p,
.faq-section p {
  color: #5b6876;
}

.professional-section .home-section-head p,
.professional-section .home-feature-grid p,
.methods-section p,
.contact-home-section p {
  color: rgba(229,231,235,.86);
}

.home-feature-grid,
.equipment-cards,
.method-grid,
.faq-grid {
  display: grid;
  gap: 18px;
}

.home-feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.home-feature-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.home-feature-grid article,
.method-grid article,
.faq-grid article {
  border: 1px solid #cfd8e1;
  border-radius: 14px;
  padding: 24px;
  background: #fff;
  box-shadow: 0 18px 40px rgba(17,27,39,.06);
}

.professional-section .home-feature-grid article,
.methods-section .method-grid article {
  border-color: rgba(255,255,255,.1);
  background: rgba(255,255,255,.06);
  box-shadow: 0 18px 44px rgba(0,0,0,.16);
}

.creative-panel {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 0;
  margin-top: 34px;
  overflow: hidden;
  border: 1px solid #c7d1da;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(17,27,39,.08);
}

.creative-panel-image {
  min-height: 360px;
  background: #111c28;
}

.creative-panel-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.creative-panel-copy {
  padding: 42px;
}

.creative-panel-copy h3,
.equipment-system h3 {
  margin-bottom: 14px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.14;
}

.long-copy {
  display: grid;
  gap: 18px;
  font-size: 1.06rem;
  line-height: 1.9;
}

.topic-hub-section {
  color: #17202a;
  background: #eef4f8;
}

.topic-hub-section .home-section-head p {
  color: #526273;
}

.home-topic-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.home-topic-grid article {
  border: 1px solid #ccd8e3;
  border-radius: 14px;
  padding: 26px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(17,27,39,.08);
}

.home-topic-grid h3 {
  margin-bottom: 16px;
}

.home-topic-grid div {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.home-topic-grid a {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  border: 1px solid #c7d6e6;
  border-radius: 6px;
  padding: 8px 12px;
  color: #1c3249;
  background: #f8fbff;
  font-weight: 700;
}

.home-topic-grid a:hover {
  color: var(--brand);
  border-color: #9fc1ef;
}

.equipment-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 24px;
}

.equipment-system {
  overflow: hidden;
  border-radius: 16px;
  padding: 38px;
  color: #fff;
  background: linear-gradient(145deg, #21364a 0%, #111a24 58%, #80522f 140%);
  box-shadow: 0 24px 60px rgba(17,27,39,.22);
}

.equipment-system p {
  color: rgba(255,255,255,.84);
}

.equipment-system div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.equipment-system span {
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 10px;
  padding: 10px 12px;
  color: rgba(255,255,255,.9);
  background: rgba(255,255,255,.08);
}

.equipment-cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.equipment-cards article {
  overflow: hidden;
  border: 1px solid #cfd8e1;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 20px 46px rgba(17,27,39,.08);
}

.equipment-cards img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.equipment-cards div {
  padding: 20px;
}

.home-case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  border-bottom: 1px solid #c4ced7;
  padding-bottom: 20px;
  margin-bottom: 28px;
}

.home-case-tab {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 8px;
  border: 1px solid #c1ccd6;
  border-radius: 999px;
  padding: 7px 16px;
  color: #334254;
  background: rgba(255,255,255,.65);
  font-weight: 700;
}

.home-case-tab em {
  border-radius: 999px;
  padding: 2px 8px;
  color: #5f6c79;
  background: #e9eef3;
  font-style: normal;
  font-size: .8rem;
}

.home-case-tab.active,
.home-case-tab[aria-pressed="true"] {
  color: #fff;
  border-color: #172638;
  background: #172638;
  box-shadow: 0 14px 34px rgba(23,38,56,.24);
}

.home-case-tab.active em,
.home-case-tab[aria-pressed="true"] em {
  color: #fff;
  background: rgba(255,255,255,.16);
}

.home-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.home-case-card {
  overflow: hidden;
  border: 1px solid #cfd8e1;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 20px 50px rgba(17,27,39,.07);
}

.home-case-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  color: #fff;
  background: #1b2a3a;
}

.home-case-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.home-case-card:hover .home-case-media img {
  transform: scale(1.035);
}

.home-case-hover,
.home-case-type {
  position: absolute;
  border-radius: 999px;
  background: rgba(13,22,33,.82);
}

.home-case-hover {
  top: 14px;
  right: 14px;
  padding: 6px 12px;
}

.home-case-type {
  left: 14px;
  bottom: 14px;
  padding: 5px 10px;
  font-size: .84rem;
}

.home-case-body {
  padding: 20px;
}

.home-case-index {
  color: #6b7785;
  font-size: .82rem;
  font-weight: 700;
}

.home-case-body h3 {
  margin: 8px 0;
}

.home-case-body h3 a {
  color: #14202c;
}

.home-case-body p {
  color: #5b6876;
}

.text-link {
  display: inline-flex;
  margin-top: 14px;
  color: #8a5c34;
  font-weight: 700;
}

.home-more {
  margin-top: 28px;
  text-align: center;
}

.home-proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.home-proof-grid article {
  border: 1px solid #c4d0db;
  border-radius: 12px;
  padding: 22px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 18px 42px rgba(17,27,39,.06);
}

.home-proof-grid strong {
  display: block;
  margin-bottom: 10px;
  color: #153456;
  font-size: clamp(1.45rem, 2.8vw, 2.2rem);
  line-height: 1.12;
}

.home-proof-grid h3 {
  margin-bottom: 8px;
  color: #17202a;
}

.home-proof-grid p {
  color: #526273;
}

.method-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.method-grid span {
  display: block;
  margin-bottom: 14px;
  color: #f0bf81;
  font-weight: 800;
}

.faq-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-panel {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(49,74,100,.6) 0%, rgba(17,24,33,.96) 64%, rgba(143,96,56,.66) 145%);
}

.contact-panel > div,
.contact-panel > aside {
  padding: 42px;
}

.contact-panel > aside {
  border-left: 1px solid rgba(255,255,255,.1);
  background: rgba(0,0,0,.18);
}

.consult-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 22px 0;
}

.consult-links a {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 999px;
  padding: 7px 14px;
  color: #f3f4f6;
  background: rgba(255,255,255,.06);
}

.need-form {
  display: grid;
  gap: 12px;
  margin-top: 22px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px;
  padding: 18px;
  background: rgba(255,255,255,.05);
}

.need-form label {
  display: grid;
  gap: 6px;
  color: rgba(255,255,255,.82);
  font-size: .92rem;
}

.need-form input,
.need-form textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 10px;
  padding: 10px 12px;
  color: #fff;
  background: rgba(255,255,255,.08);
}

.need-form button {
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  color: #111a24;
  background: #fff;
  font-weight: 700;
}

.floating-phone {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 30;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 999px;
  padding: 0 18px;
  color: #fff;
  background: #17212c;
  box-shadow: 0 18px 44px rgba(0,0,0,.24);
  font-weight: 700;
}

.hero {
  padding: 72px 0 62px;
  color: #fff;
  background: #15202b;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr);
  gap: 40px;
  align-items: center;
}
.hero h1 { max-width: 880px; font-size: clamp(2rem, 5vw, 3.7rem); }
.hero p { max-width: 820px; color: #dbe4ec; }
.hero-subtitle { margin: 18px 0; font-size: 1.25rem; }
.hero-panel {
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255,255,255,.08);
}
.hero-panel strong { display: block; margin-bottom: 14px; font-size: 1.15rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.btn-primary, .btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 6px;
  font-weight: 700;
}
.btn-primary { color: #fff; background: var(--brand); }
.btn-secondary { color: var(--brand); background: #fff; border: 1px solid var(--line); }
.hero .btn-secondary { color: #fff; background: transparent; border-color: rgba(255,255,255,.35); }

.content-band { padding: 58px 0; }
.content-band.alt { background: var(--soft); }
.content-band h2, .contact-band h2 { margin-bottom: 18px; font-size: clamp(1.55rem, 3vw, 2.2rem); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 14px; }
.section-label { margin-bottom: 8px; color: var(--accent); font-size: .82rem; font-weight: 800; letter-spacing: 0; }

.landing-answer {
  max-width: 900px;
}

.landing-answer p:last-child {
  color: var(--muted);
  font-size: 1.08rem;
}

.service-grid, .steps-grid, .cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.service-grid article, .steps-grid article, .case-card, .article-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.service-grid article, .steps-grid article { padding: 22px; }
.service-grid h3, .steps-grid h3 { margin-bottom: 8px; font-size: 1.08rem; }
.service-grid p, .steps-grid p, .case-card p, .article-card p { color: var(--muted); }
.steps-grid span, .timeline span { display: inline-block; margin-bottom: 8px; color: var(--brand); font-weight: 800; }

.landing-card-grid span {
  display: inline-block;
  margin-bottom: 10px;
  color: var(--brand);
  font-weight: 800;
}

.related-link-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.related-link-grid a {
  display: flex;
  min-height: 48px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--ink);
  background: #fff;
  font-weight: 700;
}

.related-link-grid a:hover {
  color: var(--brand);
  border-color: #bdd4f5;
  background: #f5f9ff;
}

.page-hero { padding: 52px 0 42px; background: var(--soft); border-bottom: 1px solid var(--line); }
.page-hero h1 { font-size: clamp(2rem, 4vw, 3rem); }
.page-hero-desc { max-width: 820px; color: var(--muted); font-size: 1.05rem; }

.category-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.filter-btn { border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; color: var(--muted); }
.filter-btn.active { color: #fff; background: var(--brand); border-color: var(--brand); }

.case-card, .article-card { overflow: hidden; }
.case-card a, .article-card a { display: block; color: inherit; }
.case-card-cover, .article-card-cover {
  aspect-ratio: 16 / 10;
  background: #e7edf3;
  overflow: hidden;
}
.article-card-cover { aspect-ratio: 16 / 9; display: flex; align-items: center; justify-content: center; padding: 24px; color: #fff; background: #27384a; text-align: center; font-weight: 700; }
.case-card-cover img, .article-card-cover img { width: 100%; height: 100%; object-fit: cover; }
.case-card-body, .article-card-body { padding: 20px; }
.case-card h2, .case-card h3, .article-card h2, .article-card h3 { margin: 8px 0; font-size: 1.12rem; }
.card-kicker {
  display: inline-flex;
  margin-bottom: 4px;
  border-radius: 4px;
  padding: 2px 8px;
  color: var(--brand);
  background: #eaf2ff;
  font-size: .8rem;
}
.tag-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.tag { border-radius: 4px; padding: 2px 8px; background: var(--soft); color: var(--muted); font-size: .78rem; }
.article-meta { display: flex; align-items: center; gap: 8px; }
.pin-badge { color: #b42318; font-size: .8rem; font-weight: 700; }
.article-card time { display: block; margin-top: 10px; color: var(--muted); font-size: .85rem; }
.pinned-block { margin-bottom: 34px; }

.detail-hero { padding: 48px 0; background: var(--soft); border-bottom: 1px solid var(--line); }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); gap: 34px; align-items: center; }
.breadcrumb { margin-bottom: 16px; color: var(--muted); font-size: .88rem; }
.detail-summary { margin-top: 16px; color: var(--muted); font-size: 1.08rem; }
.detail-meta { margin-top: 18px; color: var(--muted); }
.detail-cover, .article-cover { margin: 0; }
.detail-cover img, .article-cover img { border-radius: 8px; }
figcaption { margin-top: 8px; color: var(--muted); font-size: .85rem; }
.video-wrapper { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: 8px; overflow: hidden; }
.video-wrapper iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.content-body h2 { margin: 32px 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
.content-body h3 { margin: 24px 0 10px; }
.content-body p, .content-body ul, .content-body ol { margin: 0 0 18px; }
.content-body img { border-radius: 8px; margin: 24px 0; }
.content-body li { margin-bottom: 8px; }

.timeline { display: grid; gap: 16px; margin-top: 22px; }
.timeline article { border-left: 3px solid var(--brand); background: #fff; padding: 18px 22px; }

.about-profile {
  padding-top: 64px;
}

.about-copy {
  display: grid;
  gap: 18px;
  max-width: 930px;
}

.about-copy p {
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.9;
}

.about-copy p:first-child {
  color: var(--ink);
  font-size: 1.12rem;
}

.about-capabilities {
  grid-template-columns: repeat(auto-fit, minmax(238px, 1fr));
}

.delivery-band .lead {
  max-width: 960px;
  font-size: 1.08rem;
}

.contact-band { padding: 54px 0; color: #fff; background: #1d3557; }
.contact-band p { max-width: 820px; color: #e7edf5; }
.contact-band a { color: #fff; }

.site-footer { padding: 42px 0; color: #cbd5e1; background: var(--footer); }
.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}
.site-footer h2 { margin-bottom: 8px; color: #fff; font-size: 1.05rem; }
.site-footer a { color: #dbeafe; }
.legal { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 18px; border-top: 1px solid rgba(255,255,255,.14); padding-top: 18px; }

[hidden] { display: none !important; }

@media (max-width: 760px) {
  body {
    padding-bottom: calc(82px + env(safe-area-inset-bottom));
  }
  .header-inner {
    height: auto;
    min-height: 52px;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
  }
  .brand {
    font-size: 1.12rem;
    line-height: 1.2;
  }
  .header-call {
    display: inline-flex;
    min-height: 36px;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 6px 13px;
    color: var(--ink);
    font-size: .88rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
    background: #fff;
  }
  .menu-button { display: none; }
  .main-nav {
    position: fixed;
    z-index: 40;
    left: max(10px, env(safe-area-inset-left));
    right: max(10px, env(safe-area-inset-right));
    bottom: max(10px, env(safe-area-inset-bottom));
    display: flex;
    min-height: 60px;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    border: 1px solid rgba(23,32,42,.12);
    border-radius: 22px;
    padding: 6px;
    background: rgba(255,255,255,.96);
    box-shadow: 0 18px 42px rgba(7,17,27,.2);
    backdrop-filter: blur(14px);
  }
  .main-nav a {
    display: inline-flex;
    flex: 1 1 0;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    padding: 6px 4px;
    color: #52606b;
    font-size: .85rem;
    font-weight: 700;
    line-height: 1.2;
    white-space: nowrap;
  }
  .main-nav a[aria-current="page"] {
    color: #fff;
    background: var(--brand);
  }
  .hero-grid, .detail-grid, .footer-inner { grid-template-columns: 1fr; }
  .hero { padding: 48px 0; }
  .section-heading { align-items: start; flex-direction: column; }
  .page-home .site-header {
    position: sticky;
    inset: auto;
    top: 0;
    padding: max(10px, env(safe-area-inset-top)) 0 8px;
    background: linear-gradient(180deg, rgba(7,17,27,.98), rgba(7,17,27,.86));
  }
  .page-home .header-inner {
    width: min(360px, calc(100% - 28px));
    min-height: 54px;
    justify-content: space-between;
    gap: 10px;
    border-radius: 18px;
    padding: 9px 12px;
    backdrop-filter: none;
  }
  .page-home .brand {
    font-size: 1.18rem;
  }
  .page-home .header-call {
    color: #101820;
    border-color: rgba(255,255,255,.16);
    background: #fff;
  }
  .page-home .menu-button {
    color: #fff;
    border-color: rgba(255,255,255,.24);
    background: rgba(255,255,255,.08);
  }
  .page-home .main-nav {
    background: rgba(255,255,255,.96);
  }
  .page-home .main-nav a {
    color: #52606b;
    background: transparent;
  }
  .page-home .main-nav a:hover,
  .page-home .main-nav a[aria-current="page"] {
    color: #fff;
    background: var(--brand);
  }
  .home-hero {
    min-height: 92svh;
    place-items: end start;
  }
  .home-hero-video,
  .creative-panel-image img {
    display: none;
  }
  .home-hero-content {
    width: min(100% - 32px, 560px);
    padding: 116px 0 132px;
    margin: 0 auto;
    transform: translateY(-70px);
  }
  .home-hero h1 {
    font-size: 2.35rem;
  }
  .home-hero-copy {
    font-size: 1rem;
    line-height: 1.78;
  }
  .home-service-pills {
    gap: 10px;
  }
  .home-service-pills span {
    padding: 7px 12px;
  }
  .home-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    width: 100%;
    gap: 0;
  }
  .home-stats div {
    min-width: 0;
    padding-right: 12px;
  }
  .home-stats strong { font-size: 1.35rem; }
  .home-stats span { font-size: .82rem; line-height: 1.45; }
  .scroll-cue {
    display: none;
  }
  .home-section {
    padding: 56px 0;
  }
  .home-container {
    width: min(100% - 32px, 560px);
  }
  .home-section-head.horizontal,
  .home-split,
  .creative-panel,
  .equipment-grid,
  .contact-panel {
    grid-template-columns: 1fr;
  }
  .home-feature-grid,
  .home-feature-grid.four,
  .home-topic-grid,
  .equipment-cards,
  .home-case-grid,
  .home-proof-grid,
  .method-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .creative-panel-copy,
  .contact-panel > div,
  .contact-panel > aside {
    padding: 26px;
  }
  .creative-panel-image {
    min-height: 260px;
  }
  .equipment-system {
    padding: 26px;
  }
  .equipment-system div {
    grid-template-columns: 1fr;
  }
  .contact-panel > aside {
    border-left: 0;
    border-top: 1px solid rgba(255,255,255,.1);
  }
  .floating-phone {
    display: none;
  }
}

@media (max-width: 380px) {
  .main-nav { gap: 6px; }
  .main-nav a { font-size: .8rem; padding-inline: 3px; }
  .page-home .header-inner { width: min(348px, calc(100% - 24px)); }
  .home-hero-content { transform: translateY(-100px); }
  .home-hero h1 { font-size: 2.15rem; }
}